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Extinction

North American Birds have Disappeared in Droves

By co-opting weather tracking data and using surveys, scientists have determined that the populations of hundreds of North American bird species are in decline - with the exception of wetland species, which might be increasing due to conservation efforts.

Could Woolly Mammoths Walk Again?

The Church lab at Harvard University recently announced plans to create a hybrid mammoth and elephant. Using a technology called CRISPR, researchers in the Church lab have learned how to insert mammoth DNA into the cells of modern elephants.…